Home / 211,934,539.20-317,901,808.80-211,934,539.20

Finding the Fourth Proportional to 211,934,539.20, 317,901,808.80 and 211,934,539.20

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Solution

The fourth proportional to 211,934,539.20, 317,901,808.80 and 211,934,539.20 is: 317,901,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,934,539.20 : 317,901,808.80 = 211,934,539.20 : x
  2. Step 2: Convert to fraction form
    211,934,539.20/317,901,808.80 = 211,934,539.20/x
  3. Step 3: Cross multiply
    211,934,539.20x = 317,901,808.80 × 211,934,539.20
  4. Step 4: Simplify right side
    211,934,539.20x = 67,374,373,358,874,504
  5. Step 5: Solve for x
    x = 67,374,373,358,874,504/211,934,539.20
  6. Step 6: Final answer
    x = 317,901,808.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.